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Pull requests list

perf: inline unsafe term helpers changelog-compiler Compiler, runtime, and FFI
#14365 opened Jul 11, 2026 by hargoniX Contributor Loading…
2
feat: lake: getLakeSharedDynlib builds-manual CI has verified that the Lean Language Reference builds against this PR changelog-lake Lake mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14364 opened Jul 11, 2026 by tydeu Member Loading…
1
fix: don't create library files if we're creating an exe toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14363 opened Jul 11, 2026 by paulbutcher Loading…
1
2
experiment: store per-module constant prefix trees in oleans builds-manual CI has verified that the Lean Language Reference builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14362 opened Jul 11, 2026 by Kha Member • Draft
11
feat: two-phase stateful linters builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR changelog-language Language features and metaprograms mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14357 opened Jul 10, 2026 by wkrozowski Contributor • Draft
2
fix: align Lean/Level.lean and kernel/level.cpp normalization rules changelog-language Language features and metaprograms toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14356 opened Jul 10, 2026 by digama0 Collaborator Loading…
2
chore: get lakeprof upload url from env var toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14355 opened Jul 10, 2026 by Garmelon Contributor Loading…
4
feat: trace preprocessors builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14352 opened Jul 10, 2026 by datokrat Contributor • Draft
2
perf: run isDefEqOnFailure only once per failing isDefEq breaks-mathlib This is not necessarily a blocker for merging: but there needs to be a plan builds-manual CI has verified that the Lean Language Reference builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14351 opened Jul 10, 2026 by datokrat Contributor • Draft
4
fix: enforce set notation per-element indentation builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR changelog-language Language features and metaprograms mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14350 opened Jul 10, 2026 by Kha Member Loading…
4
chore: remove Ne.elim toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14345 opened Jul 9, 2026 by plp127 Contributor Loading…
2
refactor: split registerParametricAttribute into extension creation and registration builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR changelog-no Do not include this PR in the release changelog mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14344 opened Jul 9, 2026 by wkrozowski Contributor • Draft
2
[REBASED] experiment: consolidate all TC opts breaks-manual This is not necessarily a blocker for merging, but there needs to be a plan. builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14339 opened Jul 9, 2026 by Kha Member • Draft
24
feat: test for #9420 builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14332 opened Jul 9, 2026 by Vtec234 Member • Draft
2
perf: memoize stuck type class resolution queries builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14327 opened Jul 8, 2026 by Kha Member • Draft
8
fix: load missing dynlibs individually with precompileModules builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR changelog-lake Lake force-mathlib-ci macos-arm-ci Build for darwin_aarch64 in CI mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14326 opened Jul 8, 2026 by Vtec234 Member Loading…
2
perf: use WHNF cache in whnfMatcher also at sub-default transparency builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14323 opened Jul 8, 2026 by datokrat Contributor Loading…
28
perf: type class experiment builds-mathlib CI has verified that Mathlib builds against this PR changelog-language Language features and metaprograms mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14318 opened Jul 8, 2026 by leodemoura Member • Draft
18
fix: unsafeCast should not be inlined changelog-compiler Compiler, runtime, and FFI toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14317 opened Jul 7, 2026 by hargoniX Contributor Loading…
1
4
experiment: persist type class resolution cache across commands breaks-manual This is not necessarily a blocker for merging, but there needs to be a plan. builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14316 opened Jul 7, 2026 by Kha Member • Draft
6
feat: add forward_type_reference% for negative type occurrences changelog-language Language features and metaprograms toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14311 opened Jul 7, 2026 by sgraf812 Contributor • Draft
2
feat: add a warning for adding a deprecated attribute to register_option breaks-mathlib This is not necessarily a blocker for merging: but there needs to be a plan changelog-language Language features and metaprograms mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14309 opened Jul 7, 2026 by wkrozowski Contributor Loading…
2
feat: lake: content-stable module archives via leantar hash stripping (backport releases/v4.32.0) builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14301 opened Jul 7, 2026 by marcelolynch Contributor • Draft
2
feat: lake: presetup module facet breaks-manual This is not necessarily a blocker for merging, but there needs to be a plan. breaks-mathlib This is not necessarily a blocker for merging: but there needs to be a plan changelog-lake Lake mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14300 opened Jul 7, 2026 by tydeu Member • Draft
2
perf: share depth-invariant type class cache entries across synthPendingDepth builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#14298 opened Jul 6, 2026 by Kha Member • Draft
22
ProTip! Adding no:label will show everything without a label.